Medical or dental hand-piece element

US8333588B2 · kind B2 · utility

Assignee

• W&H Dentalwerk Bürmoos GmbH · AT

Inventors

• Stefan Putz · Bad Goisern, AT
• Stephan Rauchenzauner · Singapore, SG
• Norbert Schatz · Hartberg, AT
• Karl Schmiedlechner · Oberndorf bei Salzburg, AT
• Hannes Wagner · Reutte, AT

Key dates

• Filing date: Jan 23, 2008
• Grant date: Dec 18, 2012
• Expiry date: Jan 6, 2029

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61C1/08
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

There is disclosed a medical or dental hand-piece element comprising a coupling mechanism for a detachable connection of the hand-piece element to a drive unit, a tool receptacle that is or can be connected to the hand-piece element, and a drive element for transmitting a driving movement from the drive unit to the tool receptacle so that the tool receptacle can be set into a working movement, wherein the drive element comprises at least one rotatable shaft, and a generator for converting mechanical energy into electric energy, wherein the generator can be driven by the at least one rotatable shaft of the drive element.